Merge pull request #995 from Yakindu/pro_issue_381

Ensure generation location is absolute URI, otherwise relative path c…

plugins/org.yakindu.sct.generator.builder/src/org/yakindu/sct/generator/builder/efs/SCTEclipseResourceFileSystemAccess.java

@@ -10,10 +10,15 @@
 */
 package org.yakindu.sct.generator.builder.efs;
 
+import java.io.File;
+
+import org.eclipse.core.resources.IFile;
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.IWorkspace;
 import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.emf.common.util.URI;
 import org.eclipse.xtext.builder.EclipseResourceFileSystemAccess2;
+import org.eclipse.xtext.generator.OutputConfiguration;
 import org.yakindu.sct.generator.core.filesystem.ISCTFileSystemAccess;
 
 import com.google.inject.Inject;
@@ -38,5 +43,23 @@ public class SCTEclipseResourceFileSystemAccess extends EclipseResourceFileSyste
 		IProject project = ws.getRoot().getProject(projectName);
 		super.setProject(project);
 	}
+	
+	@Override
+	public URI getURI(String path, String outputConfiguration) {
+		OutputConfiguration outputConfig = getOutputConfig(outputConfiguration);
+		String outputDir = outputConfig.getOutputDirectory();
+		if (isRootPath(outputDir) && isRootPath(path)) {
+			return URI.createFileURI(getProject().getLocationURI().getPath());
+		}
+		IFile file = getProject().getFile(outputDir + File.separator + path);
+		if (file != null) {
+			return URI.createFileURI(file.getLocationURI().getPath());
+		}
+		return super.getURI(path);
+	}
+	
+	protected boolean isRootPath(String path) {
+		return (".".equals(path) || "/".equals(path) || "./".equals(path) || "".equals(path));
+	}
 
 }